Mathway | Popular Problems

Popular Problems

Rank	Topic	Problem	Formatted Problem
3201	Simplify	cos(x-pi)	$\cos (x - π)$
3202	Graph	y=4cos(x)+1	$y = 4 \cos (x) + 1$
3203	Simplify	cos(12x)	$\cos (12 x)$
3204	Evaluate	tan(135 degrees )	$\tan (135 °)$
3205	Convert from Radians to Degrees	(14pi)/3	$\frac{14 π}{3}$
3206	Simplify	cos((5pi)/3)	$\cos (\frac{5 π}{3})$
3207	Simplify	cos((3pi)/4)	$\cos (\frac{3 π}{4})$
3208	Simplify	cos((4pi)/3)	$\cos (\frac{4 π}{3})$
3209	Find the x and y Intercepts	(y+4)^2=-4(x+2)	${(y + 4)}^{2} = - 4 (x + 2)$
3210	Find the x and y Intercepts	x^2+y^2=9	$x^{2} + y^{2} = 9$
3211	Find the Domain	f(x)=arccos(x)	$f (x) = \arccos (x)$
3212	Find the Domain	f(x) = square root of x-3	$f (x) = \sqrt{x - 3}$
3213	Find the Domain	arctan(x)	$\arctan (x)$
3214	Find the Domain	y=2cos(x)	$y = 2 \cos (x)$
3215	Find the Domain	y=4cos(x)	$y = 4 \cos (x)$
3216	Simplify	tan(1/( square root of 3))	$\tan (\frac{1}{\sqrt{3}})$
3217	Simplify	sin(arccos(-( square root of 2)/2))	$\sin (\arccos (- \frac{\sqrt{2}}{2}))$
3218	Simplify	sin(1/( square root of 2))	$\sin (\frac{1}{\sqrt{2}})$
3219	Simplify	sin( square root of 3/2)	$\sin (\sqrt{\frac{3}{2}})$
3220	Simplify	sin(arccos(( square root of 2)/2))	$\sin (\arccos (\frac{\sqrt{2}}{2}))$
3221	Simplify	sin(arcsin(( square root of 3)/2))	$\sin (\arcsin (\frac{\sqrt{3}}{2}))$
3222	Simplify	csc((2 square root of 3)/3)	$\csc (\frac{2 \sqrt{3}}{3})$
3223	Simplify	arcsin( square root of 2)	$\arcsin (\sqrt{2})$
3224	Simplify	square root of 1-sin(x)^2	$\sqrt{1 - \sin^{2} (x)}$
3225	Find the Other Trig Values in Quadrant I	sec(theta)=8	$\sec (θ) = 8$
3226	Find the Other Trig Values in Quadrant I	cos(x)=4/7	$\cos (x) = \frac{4}{7}$
3227	Find the Other Trig Values in Quadrant I	tan(x)=15/8	$\tan (x) = \frac{15}{8}$
3228	Find the Other Trig Values in Quadrant II	cos(x)=-2/5	$\cos (x) = - \frac{2}{5}$
3229	Find the Other Trig Values in Quadrant I	sin(x)=1/5	$\sin (x) = \frac{1}{5}$
3230	Find the Other Trig Values in Quadrant I	tan(theta)=8	$\tan (θ) = 8$
3231	Find the Other Trig Values in Quadrant I	sin(theta)=( square root of 5)/10	$\sin (θ) = \frac{\sqrt{5}}{10}$
3232	Find the Other Trig Values in Quadrant I	sin(3x)=1	$\sin (3 x) = 1$
3233	Find the Asymptotes	y=-3tan(1/2x)	$y = - 3 \tan (\frac{1}{2} x)$
3234	Find the Other Trig Values in Quadrant II	sin(theta)=4/5	$\sin (θ) = \frac{4}{5}$
3235	Find the Other Trig Values in Quadrant II	sin(x)=3/10	$\sin (x) = \frac{3}{10}$
3236	Find the Exact Value	tan(-210 degrees )	$\tan (- 210 °)$
3237	Find the Other Trig Values in Quadrant III	cos(x)=-( square root of 3)/2	$\cos (x) = - \frac{\sqrt{3}}{2}$
3238	Evaluate	sin(-270 degrees )	$\sin (- 270 °)$
3239	Find the Other Trig Values in Quadrant II	sec(theta)=-4	$\sec (θ) = - 4$
3240	Find the Other Trig Values in Quadrant IV	cos(x)=7/25	$\cos (x) = \frac{7}{25}$
3241	Find the Exact Value	arccos(cos((5pi)/6))	$\arccos (\cos (\frac{5 π}{6}))$
3242	Find the Exact Value	sin(25 degrees )	$\sin (25 °)$
3243	Find the Other Trig Values in Quadrant III	tan(x)=8/15	$\tan (x) = \frac{8}{15}$
3244	Find the Other Trig Values in Quadrant III	tan(theta)=4/3	$\tan (θ) = \frac{4}{3}$
3245	Find the Other Trig Values in Quadrant IV	cot(theta)=-1/5	$\cot (θ) = - \frac{1}{5}$
3246	Solve for x	sin(x)+2=3	$\sin (x) + 2 = 3$
3247	Solve for x	sin(x)=3	$\sin (x) = 3$
3248	Solve for x	sin(4x)- square root of 2sin(2x)=0	$\sin (4 x) - \sqrt{2} \sin (2 x) = 0$
3249	Solve for x	log of 4x^2+5x = log of 36x+90	$\log (4 x^{2} + 5 x) = \log (36 x + 90)$
3250	Solve for x	csc(x)-2=0	$\csc (x) - 2 = 0$
3251	Solve for x	tan(x)=1/( square root of 3)	$\tan (x) = \frac{1}{\sqrt{3}}$
3252	Solve for x	tan(x)+1=0	$\tan (x) + 1 = 0$
3253	Solve for x	tan(x)=cot(x)	$\tan (x) = \cot (x)$
3254	Solve for x	tan(x/2) = square root of 3	$\tan (\frac{x}{2}) = \sqrt{3}$
3255	Solve for x	sin(x)tan(x)=sin(x)	$\sin (x) \tan (x) = \sin (x)$
3256	Solve for x	sin(x+pi/2)=cos(x)	$\sin (x + \frac{π}{2}) = \cos (x)$
3257	Solve for x	sin(x)cos(x)=0	$\sin (x) \cos (x) = 0$
3258	Solve for x	sin(x)-cos(x)=0	$\sin (x) - \cos (x) = 0$
3259	Solve for x	4sin(x)^2-1=0	$4 \sin^{2} (x) - 1 = 0$
3260	Solve for x	cos(2x)=sin(x)	$\cos (2 x) = \sin (x)$
3261	Solve for x	cos(2x)=-( square root of 3)/2	$\cos (2 x) = - \frac{\sqrt{3}}{2}$
3262	Solve for x	cos(2x)+sin(x)=1	$\cos (2 x) + \sin (x) = 1$
3263	Solve for x	7tan(3x)=7	$7 \tan (3 x) = 7$
3264	Solve for x	cot(3x)=1	$\cot (3 x) = 1$
3265	Solve for x	cos(x)+sin(x)tan(x)=sec(x)	$\cos (x) + \sin (x) \tan (x) = \sec (x)$
3266	Solve for x	cos(4x)=0	$\cos (4 x) = 0$
3267	Solve for x	cos(x)(cos(x)-1)=0	$\cos (x) (\cos (x) - 1) = 0$
3268	Solve for x	cos(3x)=-1/2	$\cos (3 x) = - \frac{1}{2}$
3269	Solve for x	2cos(2x)-1=0	$2 \cos (2 x) - 1 = 0$
3270	Solve for x	2cos(x)+sin(2x)=0	$2 \cos (x) + \sin (2 x) = 0$
3271	Solve for x	2cos(x)+2sin(x) = square root of 6	$2 \cos (x) + 2 \sin (x) = \sqrt{6}$
3272	Solve for x	2cos(x)sin(x)-cos(x)=0	$2 \cos (x) \sin (x) - \cos (x) = 0$
3273	Solve for x	2sin(2x)sin(x)-cos(x)=0	$2 \sin (2 x) \sin (x) - \cos (x) = 0$
3274	Solve for x	2sin(x)+ square root of 2=0	$2 \sin (x) + \sqrt{2} = 0$
3275	Solve for x	2sin(x)cos(x)+cos(x)=0	$2 \sin (x) \cos (x) + \cos (x) = 0$
3276	Solve for x	2cos(4x)^2-1=0	$2 \cos^{2} (4 x) - 1 = 0$
3277	Solve for x	sin(x)^2-3/4=0	$\sin^{2} (x) - \frac{3}{4} = 0$
3278	Solve for x	sin(x)^2-2sin(x)-3=0	$\sin^{2} (x) - 2 \sin (x) - 3 = 0$
3279	Solve for x	square root of 3sec(x)-2=0	$\sqrt{3} \sec (x) - 2 = 0$
3280	Solve for x	tan(x)^2=tan(x)	$\tan^{2} (x) = \tan (x)$
3281	Solve for b	8^2+b^2=17^2	$8^{2} + b^{2} = 17^{2}$
3282	Solve for x	(x+2)^2=-9	${(x + 2)}^{2} = - 9$
3283	Solve for t	h=7cos(pi/3t)	$h = 7 \cos (\frac{π}{3} t)$
3284	Solve for v	v=5i-12j	$v = 5 i - 12 j$
3285	Solve for t	t=(5pi)/6	$t = \frac{5 π}{6}$
3286	Solve for ?	4sec(x)^2tan(x)=8tan(x)	$4 \sec^{2} (x) \tan (x) = 8 \tan (x)$
3287	Solve for ?	4sin(x)^2=1	$4 \sin^{2} (x) = 1$
3288	Solve for ?	4sin(x)^2-2=0	$4 \sin^{2} (x) - 2 = 0$
3289	Solve for ?	4cos(x)+1=2cos(x)	$4 \cos (x) + 1 = 2 \cos (x)$
3290	Solve for ?	2sin(x)+5=6	$2 \sin (x) + 5 = 6$
3291	Solve for ?	2sin(x)-3=-csc(x)	$2 \sin (x) - 3 = - \csc (x)$
3292	Solve for ?	3 square root of 2cos(x)+2=-1	$3 \sqrt{2} \cos (x) + 2 = - 1$
3293	Solve for ?	cos(x)=24/25	$\cos (x) = \frac{24}{25}$
3294	Solve for ?	8sin(x)^2-6=0	$8 \sin^{2} (x) - 6 = 0$
3295	Solve for ?	square root of 3sec(2x)=2	$\sqrt{3} \sec (2 x) = 2$
3296	Solve for ?	2cos(x)=1	$2 \cos (x) = 1$
3297	Solve for ?	2cos(x)^2+cos(x)=0	$2 \cos^{2} (x) + \cos (x) = 0$
3298	Solve for ?	2sin(x)^2+ square root of 3sin(x)=0	$2 \sin^{2} (x) + \sqrt{3} \sin (x) = 0$
3299	Solve for ?	sin(x)^2=0	$\sin^{2} (x) = 0$
3300	Solve for ?	square root of 2cos(x)-1=0	$\sqrt{2} \cos (x) - 1 = 0$